斯伦贝谢 SLB

Mr. Olivier Le Peuch has been SLB's Chief Executive Officer and a member of the Board since August 2019. He was SLB's Chief Operating Officer from February 2019 to July 2019. Prior to that, he served in a variety of global management positions, including Executive Vice President, Reservoir and Infrastructure from May 2018 to February 2019, President of the Cameron Group from 2017 to May 2018, President of SLB Completions from 2014 to 2017, and Vice President of Engineering, Manufacturing, and Sustaining from 2010 to 2014. Earlier in his career, Mr. Le Peuch was GeoMarket Manager for the North Sea and President of Schlumberger Information Solutions. He has been with SLB since 1987 and began his career as an electrical engineer. Other Experience and Education: Master's Degree in Microelectronics, Bordeaux University of Science and SLB training and expertise.

Abdellah Merad, Executive Vice President, Performance Management, since May 2019; President NAL Production Group, May 2018 to April 2019; President, Production Group, October 2017 to May 2018; and Vice President, Controller, Operations, December 2016 to September 2017. Abdellah Merad is executive vice president Performance Management, a role he assumed in May 2019. His previous positions include president of NAL Production, president of the Production Group, vice president controller of Operations, vice president of the Shared Services Organization, and GeoMarket manager for North Africa. Earlier in his career, Merad held a number of controller positions throughout the Middle East, Africa, and Asia. He joined Schlumberger in 1997 as a financial controller in the United Kingdom. He holds a master's degree in finance and a bachelor's degree in economy, both from Paris Dauphine University. Effective as of May 1, 2022, Abdellah Merad will assume the position of Executive Vice President, Core Services and Equipment.

Ms. Dianne B. Ralston,Chief Legal Officer, since December 2020; and Executive Vice President, Chief Legal Officer and Secretary, TechnipFMC plc (a global oilfield services company), January 2017 to October 2020. Dianne Ralston is the Chief Legal Officer, a role she assumed in December 2020. Before assuming the role she was Executive Vice President, Chief Legal Officer and Secretary of TechnipFMC since the company's formation in 2017 and was the Executive Vice President Chief Legal Officer and Secretary of FMC Technologies from 2015 to 2017. Ms. Ralston has held executive leadership positions throughout the energy services sector including a prior tenure with Schlumberger of more than 15 years.

Mr. Demosthenis Pafitis, Chief Technology Officer, since February 2020; Senior Vice President, Schlumberger 4.0 Platforms, from December 2017 to January 2020; and Vice President, Engineering, Manufacturing and Sustaining, September 2014 to December 2017. Pafitis joined Schlumberger in 1991 and worked in the research and engineering organization in Cambridge and Houston. In 2000, he assumed responsibility for marketing and technology introduction of Schlumberger rotary steerable systems and directional drilling services. He later held research management positions in Boston, USA and Cambridge, UK. In 2007, Pafitis was appointed vice president engineering for Schlumberger Oilfield Services. In 2012, he assumed the position of GeoMarket manager for Malaysia, Brunei and Philippines. In 2014, he served as global vice president engineering, manufacturing and sustaining. Pafitis holds a bachelor's degree in materials science and engineering from the University of London, and a doctorate in materials science and engineering from the University of Cambridge, UK. He is a Chartered Engineer in UK.

Ms. Maria Moraeus Hanssen is the former Deputy CEO and Chief Operating Officer of Wintershall Dea GmbH, a German-based energy producer, having served in that role from May 2019 to December 2019 following the merger between DEA Deutsche Erdoel AG (DEA) and Wintershall Holding GmbH. Prior to that, she served as CEO of DEA and chair of its management board from 2018 until April 2019. Before joining DEA, she served as CEO of ENGIE E&P International SA and head of the E&P business unit for the ENGIE Group in Paris from 2015 to 2017. Ms. Moraeus Hanssen served in various management and operations roles at Aker from 2008 to 2013, Statoil (now Equinor) from 2007 to 2008, and Norsk Hydro from 1992 to 2007. She has served on the boards of Scatec ASA since April 2020, Kosmos Energy since April 2023, and A Energi since June 2023, and also serves in director and chair roles on various private company and non-profit boards. She previously served as deputy chairman and audit committee chair of Yara International from 2015 to May 2019, and as a director of Alfa Laval AB from May 2019 to May 2023. Other Current Public Boards: Kosmos Energy and Scatec ASA. Former Public Director Roles During the Past Five Years: Alfa Laval AB. Other Experience and Education: Former CEO of multiple E&P companies; Master's Degrees in Petroleum Engineering, Norwegian University of Science and Technology, and Petroleum Economics and Management, IFP School; Corporate director certificate from Harvard Business School (2021).

Ms. Vanitha Narayanan is the former Chairman and Managing Director of IBM India, a subsidiary of IBM, a multinational information technology corporation. Over her career spanning three decades at IBM, she held senior executive positions with responsibility for digital businesses in the United States, Asia-Pacific, and India regions, including as Chairman of IBM India from 2017 to 2018 and Managing Director from 2013 to 2016. During her tenure, IBM India was one of IBM's fastest-growing markets. Most recently, Ms. Narayanan led a strategic 5G partnership as Managing Director for one of IBM's telecommunications clients from 2018 until her retirement in 2020. Since August 2020, she has served as a director of ReNew Energy Global, one of the largest renewable power companies in India, where she chairs the remuneration committee and serves as a member of the audit and finance committees. She has also been a director of HCL Technologies since July 2021, where she chairs the nomination and remuneration committee. Other Current Public Boards: ReNew Energy Global and HCL Technologies. Other Experience and Education: MBA, University of Houston; First woman chairperson of American Chamber of Commerce in India (AMCHAM India).

JEFF SHEETS is the former EVP and Chief Financial Officer of ConocoPhillips Company, a public international energy company, having served in that role from 2010 until his retirement in 2016. Prior to that, Mr. Sheets served at ConocoPhillips and its predecessor companies for more than 36 years in a variety of finance, engineering, and strategic planning roles. Since May 2024, Mr. Sheets has served on the board of directors of Chord Energy, a U.S. oil producer, where he chairs the audit and reserves committee and is a member of the nominating and governance committee. Mr. Sheets previously served on the board of directors of Enerplus Corporation from 2017 until its merger with Chord Energy in 2024. He also has served since 2018 as a director of Westlake Corporation, an international manufacturer and supplier of petrochemicals and related products, where he chairs the nominating and governance committee and is a member of the audit, compensation, and corporate risk committees. Mr. Sheets is a member of the Board of Trustees at the Missouri University of Science and Technology. Other Current Public Boards: Chord Energy and Westlake Corporation. Other Experience and Education: MBA, University of Houston and Bachelor of Science in Chemical Engineering, Missouri University of Science and Technology.

Mr. Patrick De La Chevardiere is the former Chief Financial Officer of TotalEnergies SE, a French multinational integrated oil and gas company. He served as TotalEnergies' CFO and as a member of its executive committee from 2008 until his retirement in August 2019. Prior to that, he served in a variety of finance and operational roles with TotalEnergies over his 37-year career, including as Deputy Chief Financial Officer from 2003 to 2008, Vice President, Asia for Refining & Marketing from 2000 to 2003, and Vice President, Operations and Subsidiaries from 1995 to 2000. Since June 2020, Mr. de La Chevardiere has also served as a member and chairman of the audit committee of the supervisory board of Michelin, a French multinational tire manufacturer. He also previously served on the boards of directors of two other French-based public companies, Sanofi-Aventis and Compagnie Generale de Geophysique. Other Current Public Boards: Michelin (Compagnie Generale des Etablissements Michelin SCA). Other Experience and Education: Experienced director of several French-based public companies and Diplome d'Ingenieur, an engineering degree, Ecole Centrale de Paris.

Mr. Samuel Leupold is the former chief executive officer of Orsted Wind Power A/S, the principal subsidiary of Orsted AS, a Danish renewable energy company, where he led Orsted Wind Power to become the world's leading developer, operator and owner of offshore wind assets during his tenure from 2013 to March 2018. Since May 2019, Mr. Leupold has served as an independent senior advisor supporting international clients in the energy and infrastructure sectors through his consultancy firm, Leupold Advisory. He has also served as chair of Corio Generation, a specialist offshore wind business and Macquarie Green Investment Group portfolio company, since March 2022, and as a director of Axpo Holding AG, Switzerland's largest producer of renewable energy, since January 2024. Mr. Leupold previously served as a director of Enel SpA from May 2020 to May 2023. Former Public Director Roles During the Past Five Years: Enel SpA. Other Experience and Education: Master's Degree in Mechanical Engineering, Swiss Federal Institute of Technology (Zurich); MBA, INSEAD (Fontainebleau); Energy transition and sustainability expertise.

PETER COLEMAN is the former Chief Executive Officer, Executive Director and Managing Director of Woodside Petroleum, Australia's largest independent gas producer, having served in that role from 2011 until his retirement in June 2021. Prior to joining Woodside, Mr. Coleman spent 27 years with the ExxonMobil group in a variety of roles, including Vice President Asia Pacific from 2010 to 2011 and Vice President Americas from 2008 to 2010. Since 2012, he has been an adjunct professor of corporate strategy at the University of Western Australia Business School. He has served as chair and member of the audit committee of PYC Therapeutics Ltd, a clinical-stage biotech company focusing on rare genetic diseases, since November 2025. Previously, Mr. Coleman served as chair of Arcadium Lithium plc, a leading global lithium chemicals producer, from January 2024 until its acquisition by Rio Tinto in March 2025. Mr. Coleman also served as a director of Allkem Limited from October 2022 and as chair from November 2022 until its merger with Livent Corp. in January 2024. He has served as chair of H2EX, an Australian hydrogen exploration start-up, since April 2022, as chair of DIRECT Infrastructure, an Australian-based offshore wind developer, since June 2022, and serves as chair of Bia Energy Solutions, an unlisted renewable energy hydrogen company. Other Current Public Boards: Arcadium Lithium plc. Former Public Director Roles: During the Past Five Years: Woodside Petroleum Ltd. and Allkem Limited. Other Experience and Education: MBA, Deakin University; Bachelor of Engineering, Monash University; Chair of the Australia-Korea Foundation.

Mr. Kevin Fyfe, Vice President Mergers & Acquisitions, since August 2025; Vice President and Treasurer, from July 2022 to July 2025; and Vice President and Controller, October 2017 to June 2022.

Tarek Rizk, Chief Performance Officer, since March 2025; and President, Middle East and North Africa, from June 2020 to February 2025.

Mr. Rakesh Jaggi, President, Digital and Integration, since April 2023; and Senior Vice President, Sales & Commercial, May 2019 to March 2023.

Ugo Prechner, Vice President and Treasurer, since August 2025; Vice President and Controller, from August 2022 to July 2025; and Well Construction Controller, July 2020 to July 2022.

Aparna Raman, Chief Strategy and Marketing Officer, since March 2025; and President, Reservoir Performance, from July 2020 to February 2025.

Mr. Andrea Saracco, Vice President and Controller, since August 2025; Production Systems Controller, from August 2023 to July 2025; and Technology Controller, from June 2020 to July 2023.

Ms. Agnieszka Kmieciak, Chief People Officer, since August 2025; Senior Vice President of People and Social Engagement, TotalEnergies, from September 2021 to March 2024; and Executive Vice President of People and Culture, TechnipFMC, from 2018 to June 2021.

Ms. Carmen Rando Bejar, Chief People Officer, since April 2022; Vice President, Global Business Services, September 2019 to March 2022; Operational Planning and Resource Manager, Drilling and Measurements, April 2018 to August 2019; and Operations Systems Manager, Drilling and Measurements, August 2016 to March 2018.